The New Encyclopædia Britannica: Macropædia : Knowledge in depthEncyclopaedia Britannica, 2002 - Encyclopedias and dictionaries V.1-12 Micropaedia: Ready reference -- V.13-29 Macropaedia: Knowledge in depth -- V.[30] Propaedia: Outline of knowledge -- V.[31] Index, A-K -- V.[32] Index, L-Z. |
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Page 1129
... species have been named so far , and fewer than 1 percent have been studied for their ecological relationships and their role in ecosystems . A little more than half the named species are insects , which dominate terrestrial and ...
... species have been named so far , and fewer than 1 percent have been studied for their ecological relationships and their role in ecosystems . A little more than half the named species are insects , which dominate terrestrial and ...
Page 1142
... species surrounding these vents feed on these bac- teria , but other species have formed long - term , reciprocally beneficial relationships ( mutualistic symbioses ) with sul- fur bacteria . These species harbour the chemoautotrophic ...
... species surrounding these vents feed on these bac- teria , but other species have formed long - term , reciprocally beneficial relationships ( mutualistic symbioses ) with sul- fur bacteria . These species harbour the chemoautotrophic ...
Page 1147
... species onto different hosts , ultimately resulting in speciation , that parasitism appears to have become the most common way of life on Earth . For example , swallowtail butterflies ( Papilio ) include more than 500 species worldwide ...
... species onto different hosts , ultimately resulting in speciation , that parasitism appears to have become the most common way of life on Earth . For example , swallowtail butterflies ( Papilio ) include more than 500 species worldwide ...
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20th century agriculture altitude ancient animals Arctic Ocean Argentina Aristotelian Aristotle Aristotle's arthropods Asian Athens Atlantic atmosphere atoms basin Buenos Aires carbon Caspian Central Asia centre China Chinese climate coast criticism cultural delta deposits desert east eastern economic electrons energy Eskimo ethnic Evenk exploration feet fish flow forest glaciers Greenland groups Gulf Himalayas Hindu Kush hydrogen important India Indus irrigation Islands Karakoram kilometres Lake land language major marginal Mediterranean metres miles million years ago modern mountains Myanmar neutrons northern nuclear nucleons nucleus O₂ orbitals oxygen painting Pakistan Paleozoic Pamirs particles patterns Peninsula plains Plateau political population production protons range region ridges River Russian Siberia slopes soils Southeast Southeast Asia southern species steppe Strait structure summer surface temperature theory Tibet Tien Shan tion trade traditional tundra valleys western winter Yakut Yangtze Yenisey zone